President Volodymyr Zelensky will take part in the NATO summit in an online format, which will be held in Madrid on June 29-30, Deputy head of the President’s Office Ihor Zhovkva said. "The President of Ukraine has been invited to participate in the NATO summit in an online format. Obviously, this is the only possible format for participation in such important events today. He received an invitation to speak at the first opening session of the summit, where all 30 leaders of NATO member states will be present," Zhovkva said at a briefing in the President's Office on Monday.